See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
19°
Mostly Cloudy
Feels Like: 20°
Min: 18°
Max: 23°
The next few hours will be overcast, with today reaching 23°C and dropping to 16°C. The coming days will be possible drizzle in the morning and evening.
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:39
Sunrise
19:08
Sunset
Moon
Waning Gibbous
20:51
Moonrise
12:14
Moonset
Daily Forecast
Today
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Friday
Air Quality Data Available
Upgrade to access real-time air quality data for Sainte-Hélène-sur-Isère.
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Sainte-Hélène-sur-Isère.
View stargazing scoreWeather in Sainte-Hélène-sur-Isère today, September 30, 2026
Sainte-Hélène-sur-Isère starts September 30, 2026 looking damp, with rain in the forecast and wetter spells likely at times. Waterproof kit is the safer call for early plans. Cloud leads the morning, peaking close to 100% near 11:00. Sunshine has little room until later in the day.
The temperature range runs from about 18°C up to 23°C. Relative humidity sits between 48% and 62%, reaching its peak around 08:00. A lighter breeze peaks around 16:00 near 1.7 km/h.
The afternoon keeps an overcast feel, as cloud reaches about 100% around 12:00. Outdoor plans may still want a flexible backup. Expect visibility near 41.2 km, with poorer spells close to 40.2 km. Daylight runs from 07:39 to 19:08, lasting 11 hours 28 minutes of sunlight today.
The practical takeaway for Sainte-Hélène-sur-Isère on September 30, 2026 is simple: plan for rain, keep layers handy, and work around a high of about 23°C.
Frequently asked questions about weather in Sainte-Hélène-sur-Isère
How warm does it get in Sainte-Hélène-sur-Isère?
The warmest month in Sainte-Hélène-sur-Isère is July, with average high temperatures of 22°C. The average temperature during this period is around 17°C.
How cold does it get in Sainte-Hélène-sur-Isère?
The coldest month in Sainte-Hélène-sur-Isère is January, with average low temperatures of -6°C. The average temperature during this period is around -2°C.
What is the wettest time of year in Sainte-Hélène-sur-Isère?
The wettest month in Sainte-Hélène-sur-Isère is December, with an average of 186mm of precipitation.
What is the driest time of year in Sainte-Hélène-sur-Isère?
The driest month in Sainte-Hélène-sur-Isère is February, with an average of 107mm of precipitation.
Explore more weather forecasts
- Albertville, Auvergne-Rhône-Alpes
- Paris, Île-de-France
- Chambéry, Auvergne-Rhône-Alpes
- Marseille, Provence-Alpes-Côte d'Azur
- Aix-les-Bains, Auvergne-Rhône-Alpes
- Lyon, Auvergne-Rhône-Alpes
- Seynod, Auvergne-Rhône-Alpes
- Toulouse, Occitanie
- La Motte-Servolex, Auvergne-Rhône-Alpes
- Nice, Provence-Alpes-Côte d'Azur
- Annecy, Auvergne-Rhône-Alpes
- Nantes, Pays de la Loire
- Cran-Gevrier, Auvergne-Rhône-Alpes
- Marne La Vallée, Île-de-France
- Annecy-le-Vieux, Auvergne-Rhône-Alpes
- Strasbourg, Grand Est
